Next time you see him, ask anubis if you can go throu the the ancient Egyptian weighing of the heart ceremony, he's one of the two gods who reside over it. Ive been throu that with him when I was doing bilocation.

There is no such special technique to call God in body but if you want to see your God in dreams you can have it by the technique called Lucid dreaming. In lucid dreaming we can see whatever we want to see in our dreams.